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#!/usr/bin/env python3 |
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from __future__ import print_function |
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import os |
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import ssg.xml |
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import ssg.xccdf |
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import ssg.build_guides |
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import argparse |
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import glob |
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from collections import defaultdict |
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# Maps shortened benchmark IDs to list of profiles that need to be contained |
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# in said benchmarks. Delete the predictable prefix of each benchmark ID to get |
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# the shortened ID. For example xccdf_org.ssgproject.content_benchmark_RHEL-7 |
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# becomes just RHEL-7. Apply the same to profile IDs: |
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# xccdf_org.ssgproject.content_profile_ospp42 becomes ospp42 |
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STABLE_PROFILE_IDS = { |
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"FEDORA": ["standard", "ospp", "pci-dss"], |
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"RHEL-6": ["C2S", "CS2", "CSCF-RHEL6-MLS", "fisma-medium-rhel6-server", |
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"pci-dss", "rht-ccp", "stig-rhel6-disa", "usgcb-rhel6-server"], |
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"RHEL-7": ["C2S", "cjis", "hipaa", "nist-800-171-cui", "rht-ccp", |
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"ospp", "ospp42", "pci-dss", "stig-rhel7-disa"], |
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"RHEL-8": ["ospp", "pci-dss"], |
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} |
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BENCHMARK_TO_FILE_STEM = { |
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"FEDORA": "fedora", |
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"RHEL-6": "rhel6", |
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"RHEL-7": "rhel7", |
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"RHEL-8": "rhel8", |
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} |
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BENCHMARK_ID_PREFIX = "xccdf_org.ssgproject.content_benchmark_" |
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PROFILE_ID_PREFIX = "xccdf_org.ssgproject.content_profile_" |
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def parse_args(): |
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p = argparse.ArgumentParser() |
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p.add_argument("build_dir", type=str, |
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help="Directory with the datastreams that will be checked " |
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"for stable profile IDs. All files matching " |
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"$BUILD_DIR/ssg-*-ds.xml checked.") |
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return p.parse_args() |
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def gather_profiles_from_datastream(path, build_dir, profiles_per_benchmark): |
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input_tree = ssg.xml.ElementTree.parse(path) |
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benchmarks = ssg.xccdf.get_benchmark_id_title_map(input_tree) |
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if len(benchmarks) == 0: |
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raise RuntimeError( |
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"Expected input file '%s' to contain at least 1 xccdf:Benchmark. " |
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"No Benchmarks were found!" % (path) |
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) |
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benchmark_profile_pairs = ssg.build_guides.get_benchmark_profile_pairs( |
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input_tree, benchmarks) |
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for bench_id, profile_id, title in benchmark_profile_pairs: |
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bench_short_id = bench_id[len(BENCHMARK_ID_PREFIX):] |
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if respective_datastream_absent(bench_short_id, build_dir): |
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continue |
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if not bench_id.startswith(BENCHMARK_ID_PREFIX): |
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raise RuntimeError("Expected benchmark ID '%s' from '%s' to be " |
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"prefixed with '%s'." |
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% (bench_id, path, BENCHMARK_ID_PREFIX)) |
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if profile_id == "": |
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# default profile can be skipped, we know for sure that |
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# it will be present in all benchmarks |
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continue |
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if not profile_id.startswith(PROFILE_ID_PREFIX): |
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raise RuntimeError("Expected profile ID '%s' from '%s' to be " |
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"prefixed with '%s'." |
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% (profile_id, path, PROFILE_ID_PREFIX)) |
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profile_id = profile_id[len(PROFILE_ID_PREFIX):] |
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profiles_per_benchmark[bench_short_id].append(profile_id) |
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def respective_datastream_absent(bench_id, build_dir): |
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if bench_id not in BENCHMARK_TO_FILE_STEM: |
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return True |
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datastream_filename = "ssg-{stem}-ds.xml".format(stem=BENCHMARK_TO_FILE_STEM[bench_id]) |
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datastream_path = os.path.join(build_dir, datastream_filename) |
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if not os.path.isfile(datastream_path): |
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return True |
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else: |
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return False |
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def check_build_dir(build_dir): |
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profiles_per_benchmark = defaultdict(list) |
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for path in glob.glob(os.path.join(build_dir, "ssg-*-ds.xml")): |
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gather_profiles_from_datastream(path, build_dir, profiles_per_benchmark) |
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for bench_short_id in STABLE_PROFILE_IDS.keys(): |
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if respective_datastream_absent(bench_short_id, build_dir): |
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continue |
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if bench_short_id not in profiles_per_benchmark: |
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raise RuntimeError("Expected benchmark ID '%s' has to be " |
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"prefixed with '%s'." |
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% (bench_short_id, BENCHMARK_ID_PREFIX)) |
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for profile_id in STABLE_PROFILE_IDS[bench_short_id]: |
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if profile_id not in profiles_per_benchmark[bench_short_id]: |
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raise RuntimeError("Profile '%s' is required to be in the " |
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"'%s' benchmark. It is a stable profile " |
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"that can't be renamed or removed!" |
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% (profile_id, bench_short_id)) |
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def main(): |
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args = parse_args() |
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check_build_dir(args.build_dir) |
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if __name__ == "__main__": |
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main() |
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ComplianceAsCode /
content
